Shaky

Part of speech: adjective (a.)

1. Shaking or trembling; as, a shaky spot in a marsh; a shaky hand. Thackeray.

2. Full of shakes or cracks; cracked; as, shaky timber. Gwilt.

3. Easily shaken; tottering; unsound; as, a shaky constitution; shaky business credit. [Colloq.]